body{ 
    padding: 100px;
    box-sizing: border-box;
}
article{ 
    border: solid 20px lightblue;
    width: 600px;
    height: 600px;
    border-radius:50%;
    outline: solid 20px #ddd;
}
div{ 
    border: solid 2px red;
    margin-left: auto;
    margin-right: auto;
    padding: 50px;
    text-align: center;
    width: 400px;
    margin-top: 30px;
    margin-bottom: 30px;
    border-radius: 10px;
    border-top-left-radius: 20px;
    /*display: none;*/
}

